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Finding the Fourth Proportional to 4,255.04, 5,871.92 and 2,392

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Solution

The fourth proportional to 4,255.04, 5,871.92 and 2,392 is: 3,300.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.04 : 5,871.92 = 2,392 : x
  2. Step 2: Convert to fraction form
    4,255.04/5,871.92 = 2,392/x
  3. Step 3: Cross multiply
    4,255.04x = 5,871.92 × 2,392
  4. Step 4: Simplify right side
    4,255.04x = 14,045,632.64
  5. Step 5: Solve for x
    x = 14,045,632.64/4,255.04
  6. Step 6: Final answer
    x = 3,300.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.